23717187

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 39836160

約数和(自身を除く): 16118973

約数列:

[1, 3, 9, 13, 19, 39, 47, 57, 117, 141, 171, 227, 247, 423, 611, 681, 741, 893, 1833, 2043, 2223, 2679, 2951, 4313, 5499, 8037, 8853, 10669, 11609, 12939, 26559, 32007, 34827, 38817, 56069, 96021, 104481, 138697, 168207, 202711, 416091, 504621, 608133, 1248273, 1824399, 2635243, 7905729, 23717187]

約数ペア:

[(1, 23717187), (3, 7905729), (9, 2635243), (13, 1824399), (19, 1248273), (39, 608133), (47, 504621), (57, 416091), (117, 202711), (141, 168207), (171, 138697), (227, 104481), (247, 96021), (423, 56069), (611, 38817), (681, 34827), (741, 32007), (893, 26559), (1833, 12939), (2043, 11609), (2223, 10669), (2679, 8853), (2951, 8037), (4313, 5499)]